Used 2020 GMC Sierra 1500 for Sale near Calgary, AB

## Summary - With 450 currently listed for sale and an **average price of $39,579.00 CAD**, 30.9% of 2020 GMC Sierras for sale on CarGurus are rated as good or great deals. - **Favourably reviewed:** Owners rated the 2020 GMC Sierra 1500 4.65 / 5 stars. - **100.0% of 2020 Sierra models on CarGurus are accident free.** ## Why it stands out The 2020 GMC Sierra 1500 distinguishes itself in the competitive full-size pickup truck market, combining style, performance, and technology. Often regarded as a more upscale alternative to its Chevrolet Silverado sibling, the Sierra 1500 features a well-designed interior that emphasizes comfort and advanced connectivity. Key improvements for this model year include a robust engine lineup and various trim options, catering to a wide array of buyers. The addition of features such as locking differentials enhances off-road capabilities, while options like leather seating provide a touch of luxury. However, some users have reported concerns relating to engine performance and oil consumption, indicating a need for thorough inspection during the purchase process. Overall, the 2020 GMC Sierra 1500 is a well-rounded choice for those seeking a reliable and capable truck. ## Other model years to consider - **[2025 GMC Sierra 1500](https://www.cargurus.ca/Cars/l-Used-2025-GMC-Sierra-1500-c33540)** - Average price: $69,335.00 CAD - Good/great deal percentage: 30.3% - User rating: 5 / 5 - Total listings: 967 - **[2024 GMC Sierra 1500](https://www.cargurus.ca/Cars/l-Used-2024-GMC-Sierra-1500-c32900)** - Average price: $59,337.00 CAD - Good/great deal percentage: 31.5% - User rating: 4.67 / 5 - Total listings: 1,183 - **[2023 GMC Sierra 1500](https://www.cargurus.ca/Cars/l-Used-2023-GMC-Sierra-1500-c32269)** - Average price: $53,588.00 CAD - Good/great deal percentage: 30.9% - User rating: 4.47 / 5 - Total listings: 1,126 This analysis is based on CarGurus' proprietary market data from April 6, 2026, CarGurus experts' opinions, and generative AI.